package com.wpml.netty.study;

import java.util.HashMap;
import java.util.Map;

/**
 * @Description
 * @Date 2021-08-10
 * @Author wangpei
 **/
public class HashMapDemo {

    public static void main(String[] args) {
        Map<String, Object> map = new HashMap<>();

        map.put("k1","v1");

    }

}
